From 3 to 7 September 2018, the 15th Mathematical Week was held at the Schools with the participation of students from Mandoulides and other schools in the city. After taking the written exam, the following students excelled:
8th Grade
1st Prize S. Spyropoulos
2nd Prize A. Karafyllias, O. Tsouchnikas (Vasileiadis Schools)
3rd Prize G. Iacovidis, A. Papadopoulos
Merit I. Arvanitidou (Kalamari), A. Tzika (Apostolos Pavlos Schools)
9th Grade
1st Prize P. Tzartzi
2nd Prize A. Papadopoulos, O. Konstantinidis
3rd Prize K. Konstantinidis
10th Grade
1st Prize S. Pavlidou (2nd General Senior High School of Serres)
2nd Prize A. Georgiadis, Ch. Karafillia
3rd Prize Ι. Dimoulios
11th – 12th Grade
1st Prize Ο. Pliaridis
2nd Prize Κ. Koutroulis
3rd Prize Ch. Alvanos